Study

Mass and Weight

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  • True/False: Gravity pulls everything towards the ground.
    True
  • True/False: The moon orbits the Earth.
    True
  • True/False: Gravitational force is contact force.
    False: Gravitational is non-contact force
  • True/False: The cat floats in the air.
    False
  • True/False: Water in the oceans would drift away into the space if the Earth has gravity.
    False: It hold water in the ocean, it doesn't float away
  • True/False: The basketball float in the air.
    False
  • True/False: Isaac Newton discovered the law of gravity.
    True
  • True/False: The rain rise into the sky.
    False
  • True/False: A glass vase falls and breaks.
    True
  • True/False: It is hard to carry heavy things because gravity pulls them down with more force.
    True
  • True/False: An apple falls from the tree.
    True
  • True/False: We feel more tired when we walk downhill because we walk against gravity.
    False